When switching from the Galaxy S25 Ultra to the ultra-sleek S25 Edge, you might wonder: Can I reuse my S25 Ultra case? At first glance, both phones appear similar. Slim profiles, premium finishes, and edge-to-edge displays. But beneath the surface, key differences in design and display make case compatibility more complex than it seems.
A case that fits one model perfectly can feel loose, misaligned, or even hinder functionality on the other. That’s why selecting a case designed specifically for the S25 Edge isn’t just about recycling an old one. It’s about protection, usability, and preserving your phone’s design integrity.
Let’s break down what separates these models and why choosing the right S25 Edge case makes all the difference.
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S25 Ultra vs. S25 Edge: What's Their Difference?
At first glance, the S25 Ultra and S25 Edge seem like two sides of the same coin. However, they serve different users. The S25 Ultra is built for power users who want maximum performance, larger batteries, even if it adds bulk.
In contrast, the S25 Edge focuses on balance. Sleek design, lighter weight, and comfort without sacrificing flagship performance. Its slimmer profile makes it easier to hold, pocket, and use, appealing to those who prioritize portability and refined aesthetics. With this information, should you use your S25 Ultra case on the S25 Edge?
To understand whether your S25 Ultra case will fit the S25 Edge, let’s dive into their physical specifications.

Size Differences: S25 Ultra vs. S25 Edge
Although the S25 Edge and S25 Ultra may look similar, they don’t share the same size. The Edge is noticeably slimmer, while the Ultra adds a few millimeters for extra camera hardware and battery.
Here’s what they look like side by side:
Specifications |
S25 Ultra |
S25 Edge |
Display |
6.9” |
6.7” |
Dimensions |
6.41 x 3.06 x 0.32 in |
6.23 x 2.98 x 0.23 in |
Weight |
218g |
163g |
When it comes to displays, the Edge trims down the size slightly with a 0.2” smaller screen, making it more compact. The S25 Edge also has curvier edges, while the S25 Ultra has sharper ones. An S25 Ultra case might not fit perfectly with the S25 Edge.
Cut-Outs and Fit
The Galaxy S25 Ultra features a significantly larger, more pronounced camera module than the slimmer S25 Edge. This is a design choice to accommodate its advanced telephoto and periscope lenses.
Here’s why using a case designed for one on the other can cause issues:
Camera cut-out depth: A case tailored for the S25 Ultra’s deep camera bump will create a recessed lens area when placed on the flatter Edge, increasing the chance of shadows or lens fog in photos.
Lens protection gaps: If a case is designed to sit flush against the Ultra’s lenses, applying it to the Edge can expose the sensors, leaving them vulnerable to scratches.
- Bezel misalignment: Protective lips meant to shield the Ultra’s taller bump will be uneven on the Edge, compromising drop protection.
Buttons and Ports
When using a case not tailored for your Galaxy S25 Edge, even the smallest misalignments can disrupt your experience. Here’s why fit precision matters:
Buttons feel off: A Samsung S25 Ultra case may misalign the power or volume buttons. That can result in “mushy” or unresponsive presses, making everyday tasks difficult.
Audio suffers: A misaligned hole can muffle your voice or distort sound during calls or media playback.
Port access issues: A snug opening for the S25 Ultra can pinch or block the USB‑C port on the S25 Edge. This might leave cables difficult to insert or ports exposed to debris.
In short, precision in cutouts isn’t optional. It’s essential for usability. Pick a case designed specifically for the S25 Edge, and you’ll maintain seamless button feedback, clear sound, and reliable port access.
Wireless Charging and Magnetic Alignment
The S25 Edge is deemed Qi2-ready, but there are still things you need to know about how its Qi2 wireless charging works.
First, it doesn’t fully support Qi2 on its own. You’ll need a MagSafe-compatible case to enjoy MagSafe accessories like chargers, mounts, or wallets.
A case not meant for the S25 Edge can cause wireless coils to misalign, and slower charge rates or even connection drops. Moreover, MagSafe mounts and wallets require precise alignment to snap in place. A generic Galaxy S25 Ultra case may misplace magnets, breaking that essential click-in feel.
Wireless perks like fast charging and magnetic accessories only work flawlessly when all features (charger, magnet case, and phone design) are engineered to align together.
Size Guide for S25 Ultra and S25 Edge (+ the S25 Series)
When the S25 Ultra was released, you might have thought: What is the best phone case for the S25 Ultra? Now that the S25 Edge is out, you might be wondering the same thing. Here’s the catch. It’s important to note that each new Samsung smartphone has unique sizes and dimensions. They might look the same on the outside, but their dimensions tell another story.
Check out our size guide for the different models in the S25 family:
Physical Specifications |
S25 |
S25+ |
S25 Ultra |
S25 Edge |
Main Display (in mm) |
156.4mm |
169.1mm |
174.2mm |
169.1mm |
Dimensions (HxWxD, mm) |
146.9 x 70.5 x 7.2 |
158.4 x 75.8 x 7.3 |
162.8 x 77.6 x 8.2 |
158.2 x 75.6 x 5.8 |
Your S25 Ultra case might be beautiful, but the difference in physical specifications will make it difficult to use on the S25 Edge.
Are you still wondering if your S25 Ultra case will fit your all-new S25 Edge? Looking at the physical specifications, the answer is no.
The Best Case For Your S25 Edge
If you search for “What is the best case for S25 Ultra?”, many cases will pop up. The same goes for the S25 Edge. However, not every case will perform as it claims.
Designed specifically for the S25 Edge, the best Samsung Galaxy S25 Edge case is incredibly thin (just 0.04 inches!). It offers a near-invisible profile that preserves the S25 Edge’s sleek, premium feel. Crafted from aerospace-grade 600D aramid fiber, this gives you everyday durability against scratches and minor drops without sacrificing comfort or style.
What sets Thinborne apart is its strong built-in magnetic ring. The case ensures that everything magnetic aligns perfectly. The carbon fiber textured finish improves grip. It lessens accidental slips caused by the S25 Edge’s slippery design. Precision-engineered cutouts and responsive buttons complete the package, thanks to a triple-layer quality control process that guarantees a flawless fit.
Ultimately, Thinborne designed this case with one clear goal: to make your S25 Edge feel as close to case-free as possible. For minimalists who don’t want to compromise on performance, this case delivers where others fall short.
Wrap Up: Invest in a case crafted specifically for the Galaxy S25 Edge
While the appeal of using an S25 Ultra case for your S25 Edge is understandable (especially if you already own one), the fit isn’t guaranteed. Differences in dimensions mean that even a small mismatch can impact protection, functionality, and aesthetic appeal.
Invest in a case crafted specifically for the Galaxy S25 Edge. That way, you protect your investment and retain the elegance and seamless experience the S25 Edge was built to offer.
Does the S25 Ultra case fit the S25 Edge?
No, the S25 Ultra case does not fit the S25 Edge. The two models have different dimensions, button placements, and camera layouts, which means their cases are not interchangeable.
Why don’t cases fit across both models if they’re part of the same series?
Even within the same series, manufacturers often design models with different hardware layouts. This includes changes in camera size, screen curvature, and overall dimensions, which affect case compatibility.
Are there universal or flexible cases that can fit both models?
While some soft, flexible cases might stretch to fit, they typically won’t offer the protection, alignment, or aesthetics of a model-specific case. For best results, use a case designed for your exact model.